[openib-general] [Bug 286] "ifconfig ib# down" hangs telnet connection-- NETDEV WATCHDOG: ib0: transmit timed out

[bugzilla-daemon at openib.org]

http://openib.org/bugzilla/show_bug.cgi?id=286





------- Comment #2 from amir.vetry at sun.com  2006-12-05 14:58 -------
This issue was also reproducible with other Sun's platform (Andromeda's blade)
and OFED 1.1 driver.    The following are the system used to reproduced this
problem:

   - Linux 2.6.5-7.244-smp #1 SMP Mon Dec 12 18:32:25 UTC 2005 x86_64 x86_64  
     x86_64 GNU/Linux
   - SUSE LINUX Enterprise Server 9 (x86_64)
      VERSION = 9, PATCHLEVEL = 3 

Error message in /var/log/message*
=================================
      Nov 29 04:23:27  kernel: NETDEV WATCHDOG: ib0: transmit timed out
      Nov 29 04:23:27  kernel: ib0: transmit timeout: latency 6290010 msecs
      Nov 29 04:23:27  kernel: ib0: queue stopped 1, tx_head 1433713921,
tx_tail 
          1433713886

IB-HCA detail information:
==========================
hca_id: mthca0
        fw_ver:                         4.7.600
        node_guid:                      0002:c902:0021:83bc
        sys_image_guid:                 0003:ba00:0100:d050
        vendor_id:                      0x03ba
        vendor_part_id:                 25208
        hw_ver:                         0xA0
        board_id:                       SUN0050000001
        phys_port_cnt:                  2
                port:   1
                        state:                  PORT_ARMED (3)
                        max_mtu:                2048 (4)
                        active_mtu:             2048 (4)
                        sm_lid:                 7
                        port_lid:               7
                        port_lmc:               0x00

                port:   2
                        state:                  PORT_ACTIVE (4)
                        max_mtu:                2048 (4)
                        active_mtu:             2048 (4)
                        sm_lid:                 7
                        port_lid:               9
                        port_lmc:               0x00

hca_id: mthca1
        fw_ver:                         4.7.600
        node_guid:                      0002:c902:0040:0458
        sys_image_guid:                 0003:ba00:0100:d050
        vendor_id:                      0x03ba
        vendor_part_id:                 25208
        hw_ver:                         0xA0
        board_id:                       SUN0050000001
        phys_port_cnt:                  2
                port:   1
                        state:                  PORT_ACTIVE (4)
                        max_mtu:                2048 (4)
                        active_mtu:             2048 (4)
                        sm_lid:                 7
                        port_lid:               2
                        port_lmc:               0x00

                port:   2
                        state:                  PORT_ACTIVE (4)
                        max_mtu:                2048 (4)
                        active_mtu:             2048 (4)
                        sm_lid:                 7
                        port_lid:               3
                        port_lmc:               0x00




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